And this equilibrium spacing is denoted r sub zero or r naught.

这个平衡间距,用r下标0或者r圈表示。

youdao

And so the balance of the attractive term and the repulsive term eventually leads us to this situation where we have the equilibrium spacing.

在吸引力,和排斥的共同作用下,得到这种结果,即空间上的平衡。

麻省理工公开课 - 固态化学导论课程节选

And this equilibrium spacing is denoted r sub zero or r naught.

这个平衡间距,用r下标0或者r圈表示。

麻省理工公开课 - 固态化学导论课程节选